Home / 880,673.64-1,215,464.58-710,379.24

Finding the Fourth Proportional to 880,673.64, 1,215,464.58 and 710,379.24

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Solution

The fourth proportional to 880,673.64, 1,215,464.58 and 710,379.24 is: 980,432.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,673.64 : 1,215,464.58 = 710,379.24 : x
  2. Step 2: Convert to fraction form
    880,673.64/1,215,464.58 = 710,379.24/x
  3. Step 3: Cross multiply
    880,673.64x = 1,215,464.58 × 710,379.24
  4. Step 4: Simplify right side
    880,673.64x = 863,440,804,587.32
  5. Step 5: Solve for x
    x = 863,440,804,587.32/880,673.64
  6. Step 6: Final answer
    x = 980,432.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.